Crown Street Reservoir

The grassed rectangle behind the fence on Crown Street isn’t a leftover park — it’s the lid of Crown Street Reservoir (Sydney Water WS 0034), the covered brick tank that’s been feeding the inner city since 1859. The official name is the one to use; “Surry Hills water reservoir” is just the old post title. The block is bounded by Crown, Reservoir, Riley and Campbell. City Engineer Edward Bell (with Will Wadsworth) designed it; Donohoe and Vaughan were among the contractors; work ran 1857–59. Water was pumped up from the Botany Swamps scheme, and later also toward Paddington Reservoir (1864).

Under the turf: imported waterproof bricks, hardwood columns, a fire-proof jack-arch roof. It is the oldest water-supply reservoir still in continuous operation in Australia of its type — Yan Yean in Victoria is slightly earlier (1857) but an earth dam, not a covered brick service reservoir. After Botany it took the Upper Nepean scheme from the late 1880s, and today Warragamba water still comes through. The site is on the NSW State Heritage Register; later pumping-station and workshop fabric sits with it. Sydney Water still owns and runs it — gates and street frontages are as close as the public gets.